SimilarityRank
a_discount 0.670 21189
[number]_%_discount 0.626 82527
price 0.618 605
discount 0.607 4205
[number]_%_off 0.603 20951
$_[number]_off 0.595 99122
reduce_price 0.595 92655
sale_price 0.580 37199
discount_for 0.579 38473
discounted 0.571 54028
retail_price 0.570 54423
pay_for 0.570 3083
refund 0.570 8330
list_price 0.569 96378
pay_for_them 0.568 92112
pay 0.560 429
registration_fee 0.560 16394
fee 0.552 1531
pay_for_it 0.552 31130
purchase_price 0.550 83469
discount_code 0.547 84923
price_of 0.546 2531
ticket_price 0.546 38108
$_[number]_+ 0.543 91607
have_to_pay_for 0.542 46632